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Cummins K19 Crankshaft – Forged Steel Power for KTA19 and QSK19 Engines

The Cummins K19 Crankshaft is the essential component for the high-horsepower 19-liter K19, KTA19, and QSK19 engine series, trusted in heavy-duty applications globally. Manufactured from high-tensile forged steel to OEM specifications, our crankshafts meet the rigorous demands of power generation, mining, and marine environments. Featuring precision-ground, fillet-hardened journals and dynamic balancing, this component (OEM 3096362) ensures maximum durability and minimal vibration for engine rebuilders and parts distributors.


Specifications & Features

Specification Field Value (Metric / Imperial Units)
Product Name Cummins K19 Crankshaft
OEM Numbers 3096362, 3418898, 3003000, 3016096
Engine Model Compatibility K19, KT19, KTA19, QSK19 (19-liter In-Line 6)
Material High-Tensile Forged Steel
Approximate Weight (Dry) ~200 kg (440 lbs)
Stroke 159 mm (6.250 in)
Main Journal Diameter 139.7 mm (5.4985–5.5000 in)
Crankpin Diameter (Rod Journal) 101.6 mm (3.9985–4.0000 in)
Key Features
  • Precision Forged for maximum strength and rigidity
  • Fillet-Hardened Journals for superior wear resistance
  • Dynamically Balanced for reduced engine vibration and noise

Compatible Engine Models and Applications

Engine Model Application Field Typical Equipment Brands & Models
Cummins KTA19-C Construction Machinery & Mining Komatsu HD325 Haul Trucks, W260-1 Loaders, Hitachi Excavators, Large Dozers
Cummins KTA19-M Commercial Marine Propulsion & Auxiliary Tugboats, Fishing Vessels, Workboats, Super Yacht Support Vessels
Cummins KTA19-G Industrial / Generator Sets Cummins Power Generation Genset Models (e.g., C500D5P), Oil and Gas Drilling Rigs

Why Choose Ruich Value for Cummins K19 Crankshaft

  • OEM-Standard Quality: Our KTA19 crankshafts are forged steel, fully heat-treated, and precision-machined, ensuring metallurgical strength and journal dimensions meet or exceed factory specifications.
  • B2B Supply Chain: Benefit from our 20+ years of manufacturing experience, offering stable inventory, high-volume capacity, and efficient global export support for distributors and wholesalers.
  • Technical Excellence: Each K19 forged steel crankshaft is dynamically balanced and features fillet-hardened journals for superior rotating stability and maximum bearing life in heavy-duty diesel engines.
  • Custom Capability: We provide flexible sourcing and the capacity for custom development from your supplied drawings, supporting specific market needs or legacy engine overhauls.

Full Cummins Crankshafts Range

Ruich Value provides a comprehensive range of genuine-quality Cummins crankshafts covering multiple engine models. You can explore all available models using the table below:

Cummins Engine ModelCore Displacement (L)SerialAssociated Models (for Cross-Reference)Key Applications
B3.33.3B / ISB / QSB Series (Light & Mid-Range)B3.3 (M16/18)Skid Steer, Excavator, Forklift, Gen-Set
4BT/3.93.9B / ISB / QSB Series (Light & Mid-Range)4BT3.9, 4BTADiesel Conversion Swap, Jeep Swap, Ford Van, Step Van
ISB4.5 / B4.54.5B / ISB / QSB Series (Light & Mid-Range)4ISBE, 4ISDE, ISB 4.5L Euro VMedium-Duty Truck, Bus, Delivery Vehicle
4H4.0H Series (Mid-Range)4H / 4HJ / 4HTJohn Deere Excavators (200D/210D), Caterpillar Skid Steers (226B/232B), Komatsu Forklifts (FG20T-25),
6BT / B5.95.9B / ISB / QSB Series (Light & Mid-Range)6BT5.9, 12 Valve (12V), 3965010Dodge Ram 1500/2500/3500 (1989-2002), Agricultural Tractor
ISB6.7 / QSB6.76.7B / ISB / QSB Series (Light & Mid-Range)6ISBE, 6ISDE, ISB 6.7L Euro VDodge Ram 2500/3500 (2007.5+), School Bus, Fire Truck
6CT / ISC 8.38.3C / ISC / QSC Series (Mid-Range Heavy-Duty)6CTA, C8.3, 6D114Freightliner, Fire Apparatus, Motorhome (RV), Dozer
ISL8.9 / QSL98.9L / ISL / QSL Series (Heavy-Duty)ISL, ISB 8.9LHeavy-Duty Bus, RV Coach, Crane, Volvo/Kenworth Truck
M11 / ISM / QSM1110.8M / ISM / QSM Series-Road Truck, Semi-Truck, Haul Truck, Gen-Set
NT85514N / NT Series (Classic Mechanical)N14, NH220 (Earlier), D85Peterbilt, Kenworth, Classic Truck, Heavy Equipment
K19 / QSK1919K / QSK Series (High Horsepower)KTA19, KT19Mining, Marine Propulsion, Drill Rig, Power Generation
K38 / QSK3838K / QSK Series (High Horsepower)KTA38, KAT38, GTA38Large Mining Excavator, Off-Highway, Gen-Set
ISF2.8 / ISF3.82.8 / 3.8F / ISF Series (Light Commercial)-Foton, GAZelle, Light Commercial Van
A23002.3A Series (Small Utility)-Small Gen-Set, Utility Equipment
ISL9 / QSL9 (6L/9.3L)8.9 / 9.3L / ISL / QSL SeriesL9, ISL 9.3L Euro V/VIDongfeng Trucks (DFL4251), Shantui Bulldozers (SD32D),
NH22014N / NT Series (Classic Mechanical)NT855, N14, NH220Peterbilt 359, Kenworth W900, Classic Truck, Heavy Equipment, Vintage Tractor

Contact Us for More Details

Secure your inventory with premium Cummins K19 crankshafts and heavy-duty engine components. Contact our sales team today to discuss bulk pricing, custom specifications, or global distribution opportunities.

 

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